# Copyright 2024 Huawei Technologies Co., Ltd
# Copyright 2023 The HuggingFace Inc. team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import torch
import megatron


def _kernel_make_viewless_tensor(inp, requires_grad):
    out = torch.empty((1,), dtype=inp.dtype, device=inp.device, requires_grad=requires_grad, )
    with torch.no_grad():
        out.set_(inp.data)
    return out


megatron.core.utils._kernel_make_viewless_tensor = _kernel_make_viewless_tensor
